100138885704 has 192 divisors, whose sum is σ = 319901400000. Its totient is φ = 27898560000.

The previous prime is 100138885703. The next prime is 100138885723. The reversal of 100138885704 is 407588831001.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 100138885704.

It is not an unprimeable number, because it can be changed into a prime (100138885703) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2564922 + ... + 2603670.

It is an arithmetic number, because the mean of its divisors is an integer number (1666153125).

Almost surely, 2^100138885704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100138885704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159950700000).

100138885704 is an abundant number, since it is smaller than the sum of its proper divisors (219762514296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100138885704 is a wasteful number, since it uses less digits than its factorization.

100138885704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39036 (or 39029 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 45.

The spelling of 100138885704 in words is "one hundred billion, one hundred thirty-eight million, eight hundred eighty-five thousand, seven hundred four".